@book{22852,
	author = {Escobar Valenzuela, Gustavo and Albarrán Vázquez, Mario },
	title = {Ética /},
	publisher = {McGraw Hill,},
	year = {2000},
	address = {México :},
	edition = {4 edición},
	note = {Incluye introducción, prólogo e índice}
}